Json file is empty
Although it seems that findpapers executed successfully, the result file (json) is empty
findpapers search ACM23092020.json --query-file SLR22092020.txt --databases "acm" 2020-09-23 16:51:30,317 INFO: Let's find some papers, this process may take a while... 2020-09-23 16:51:30,317 INFO: Fetching papers from ACM database... 2020-09-23 16:51:47,247 INFO: ACM: 269 papers to fetch 2020-09-23 16:51:48,129 INFO: (1/269) Fetching ACM paper: Development Automation of Real-Time Java: Model-Driven Transformation and Synthesis 2020-09-23 16:51:50,243 INFO: (2/269) Fetching ACM paper: Empowering big data analytics with polystore and strongly typed functional queries .... 2020-09-23 17:13:28,129 INFO: (201/206) Enriching paper: A terpenoid metabolic network modelled as graph database 2020-09-23 17:13:31,544 INFO: (202/206) Enriching paper: Iteratively refining SVMs using priors 2020-09-23 17:13:35,174 INFO: (203/206) Enriching paper: Research on conceptual modeling 2020-09-23 17:13:38,315 INFO: (204/206) Enriching paper: Supporting scalable analytics with latency constraints 2020-09-23 17:13:43,215 INFO: (205/206) Enriching paper: Semantic big data for tax assessment 2020-09-23 17:13:47,252 INFO: (206/206) Enriching paper: Identifier services: tracking objects and metadata across time and distributed storage systems 2020-09-23 17:13:49,956 INFO: Filtering results... 2020-09-23 17:13:49,956 INFO: Finding and merging duplications... 2020-09-23 17:13:49,963 INFO: It's finally over! 206 papers retrieved. Good luck with your research :) 'NoneType' object has no attribute 'strftime'